Move persistent gesture state to Document, add DocumentUserGestureToken

third_party/WebKit/Source/platform/UserGestureIndicator.cpp

Index: third_party/WebKit/Source/platform/UserGestureIndicator.cpp
diff --git a/third_party/WebKit/Source/platform/UserGestureIndicator.cpp b/third_party/WebKit/Source/platform/UserGestureIndicator.cpp
index fccbf7970c44a1e13d313300c7f09a0fc732961d..8738badceb5ed1fa4b9c23b0e8d2030f4365e4ab 100644
--- a/third_party/WebKit/Source/platform/UserGestureIndicator.cpp
+++ b/third_party/WebKit/Source/platform/UserGestureIndicator.cpp
@@ -92,7 +92,6 @@ void UserGestureToken::userGestureUtilized() {
 }
 
 UserGestureToken* UserGestureIndicator::s_rootToken = nullptr;
-bool UserGestureIndicator::s_processedUserGestureSinceLoad = false;
 
 UserGestureIndicator::UserGestureIndicator(PassRefPtr<UserGestureToken> token)
     : m_token(token) {
@@ -104,7 +103,6 @@ UserGestureIndicator::UserGestureIndicator(PassRefPtr<UserGestureToken> token)
     s_rootToken = m_token.get();
   else
     m_token->transferGestureTo(s_rootToken);
-  s_processedUserGestureSinceLoad = true;
 }
 
 UserGestureIndicator::~UserGestureIndicator() {
@@ -151,17 +149,4 @@ UserGestureToken* UserGestureIndicator::currentToken() {
   return s_rootToken;
 }
 
-// static
-void UserGestureIndicator::clearProcessedUserGestureSinceLoad() {
-  if (isMainThread())
-    s_processedUserGestureSinceLoad = false;
-}
-
-// static
-bool UserGestureIndicator::processedUserGestureSinceLoad() {
-  if (!isMainThread())
-    return false;
-  return s_processedUserGestureSinceLoad;
-}
-
 }  // namespace blink